Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: SNMSCOMARS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
970-922 A Aspen CO 9636 QWEST CORPORATION 656      
970-922 0 Aspen CO 9636 QWEST CORPORATION 656      
970-922 1 Aspen CO 9636 QWEST CORPORATION 656      
970-922 2 Aspen CO 9636 QWEST CORPORATION 656      
970-922 5 Aspen CO 9636 QWEST CORPORATION 656      
970-922 6 Aspen CO 9636 QWEST CORPORATION 656      
970-922 7 Aspen CO 9636 QWEST CORPORATION 656      
970-923 A Aspen CO 9636 QWEST CORPORATION 656      
970-924 A Aspen CO 9636 QWEST CORPORATION 656      
970-924 2 Aspen CO 9636 QWEST CORPORATION 656   2007-07-23   
970-924 3 Aspen CO 9636 QWEST CORPORATION 656   2007-07-23   
970-924 4 Aspen CO 9636 QWEST CORPORATION 656   2007-07-23   
970-924 5 Aspen CO 9636 QWEST CORPORATION 656   2007-07-23   
970-924 6 Aspen CO 9636 QWEST CORPORATION 656   2007-07-23   
970-924 7 Aspen CO 9636 QWEST CORPORATION 656   2007-07-23   
970-924 8 Aspen CO 9636 QWEST CORPORATION 656   2007-07-23   
970-924 9 Aspen CO 9636 QWEST CORPORATION 656   2007-07-23   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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